/*
 *  Copyright 2007-2008 by Matthias Buch-Kromann <mbk.isv@cbs.dk>.
 *  *
 *  This file is part of the Open-source Dependency Toolkit (OSDT),
 *  see http://code.google.com/p/open-source-dependency-toolkit.
 *  
 *  The OSDT is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as 
 *  published by the Free Software Foundation, either version 3 of 
 *  the License, or (at your option) any later version.
 * 
 *  The OSDT is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 * 
 *  You should have received a copy of the GNU Lesser General Public 
 *  License along with the OSDT in the files COPYING and COPYING.LESSER.
 *  If not, see http://www.gnu.org/licenses.
 */

package org.osdtsystem.graphs.views;

import org.osdtsystem.values.Feature;
import org.osdtsystem.values.StringFeature;

/**
 *
 * @author Matthias Buch-Kromann <mbk.isv@cbs.dk>
 */
public interface ViewConstants extends View {
    /**
     * Feature used to encode edge relation names.
     */
    public static final Feature EdgeRelationFeature = new StringFeature("#rel");
    public static final Feature NodeHeightFeature = new StringFeature("#hgh");
    public static final Feature ErrorRecoveryFeature = new StringFeature("#err");
    
    public static final String TreeSuffix = ".tree";
    
    public static final String NodeCollectionSuffix = ".ncol";
    
    public static final String WordAlignmentSuffix = ".waln";
    
    /**
     * Suffix used when creating anaphor layers.
     */
    public static final String AnaphorSuffix = ".ana";
    
    
    /**
     * Suffix used when creating lexeme layers.
     */
    public static final String LexemeSuffix = ".lex";
    
    /**
     * Suffix used when creating dependency layers.
     */
    public static final String DependencySuffix = ".dep";
    
    /**
     * Suffix used when creating secondary dependency layers.
     */
    public static final String SecondaryDependencySuffix = ".sec";
    
    /**
     * Suffix used when creating landing layers.
     */
    public static final String LandingSuffix = ".lnd";
    
    /**
     * Suffix used when creating linear order layers.
     */
    public static final String LinearSuffix = ".lin";
    
    /**
     * Suffix used when creating sibling ordering layers.
     */
    public static final String SiblingSuffix = ".sib";
    
    /**
     * Suffix used when creating alignment layers.
     */
    public static final String AlignmentSuffix = ".aln";
    
    /**
     * Suffix used when creating source language layers.
     */
    public static final String SourceSuffix = ".src";
    
    /**
     * Suffix used when creating target language layers.
     */
    public static final String TargetSuffix = ".trg";
    
    /**
     * Suffix used when creating eye gaze layers.
     */
    public static final String EyeGazeSuffix = ".eye";
    
    /**
     * Feature prefix used to encode view internal relation names.
     */
    public static final String InternalFeaturePrefix = "#";

}
